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Stubs for multipart upload support in swift.

This commit is contained in:
Roman Bogorodskiy 2012-03-29 10:22:46 +04:00
parent a238d63578
commit 1d5c0ed5eb
6 changed files with 92 additions and 4 deletions
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3
apis/cloudfiles/src/main/java/org/jclouds/cloudfiles/blobstore/CloudFilesBlobStore.java
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@ -42,6 +42,7 @@ import org.jclouds.openstack.swift.blobstore.functions.ObjectToBlob;
import org.jclouds.openstack.swift.blobstore.functions.ObjectToBlobMetadata;
import com.google.common.base.Supplier;
import org.jclouds.openstack.swift.blobstore.strategy.internal.MultipartUploadStrategy;
/**
*
@ -62,7 +63,7 @@ public class CloudFilesBlobStore extends SwiftBlobStore {
Provider<FetchBlobMetadata> fetchBlobMetadataProvider, EnableCDNAndCache enableCDNAndCache) {
super(context, blobUtils, defaultLocation, locations, sync, container2ResourceMd, container2ContainerListOptions,
container2ResourceList, object2Blob, blob2Object, object2BlobMd, blob2ObjectGetOptions,
fetchBlobMetadataProvider);
fetchBlobMetadataProvider, null);
this.enableCDNAndCache = enableCDNAndCache;
}

12
apis/swift/src/main/java/org/jclouds/openstack/swift/blobstore/SwiftBlobStore.java
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@ -50,6 +50,7 @@ import org.jclouds.openstack.swift.blobstore.functions.ContainerToResourceList;
import org.jclouds.openstack.swift.blobstore.functions.ContainerToResourceMetadata;
import org.jclouds.openstack.swift.blobstore.functions.ObjectToBlob;
import org.jclouds.openstack.swift.blobstore.functions.ObjectToBlobMetadata;
import org.jclouds.openstack.swift.blobstore.strategy.internal.MultipartUploadStrategy;
import org.jclouds.openstack.swift.domain.ContainerMetadata;
import com.google.common.base.Function;
@ -71,6 +72,7 @@ public class SwiftBlobStore extends BaseBlobStore {
private final ObjectToBlobMetadata object2BlobMd;
private final BlobToHttpGetOptions blob2ObjectGetOptions;
private final Provider<FetchBlobMetadata> fetchBlobMetadataProvider;
private final Provider<MultipartUploadStrategy> multipartUploadStrategy;
@Inject
protected SwiftBlobStore(BlobStoreContext context, BlobUtils blobUtils, Supplier<Location> defaultLocation,
@ -79,7 +81,8 @@ public class SwiftBlobStore extends BaseBlobStore {
BlobStoreListContainerOptionsToListContainerOptions container2ContainerListOptions,
ContainerToResourceList container2ResourceList, ObjectToBlob object2Blob, BlobToObject blob2Object,
ObjectToBlobMetadata object2BlobMd, BlobToHttpGetOptions blob2ObjectGetOptions,
Provider<FetchBlobMetadata> fetchBlobMetadataProvider) {
Provider<FetchBlobMetadata> fetchBlobMetadataProvider,
Provider<MultipartUploadStrategy> multipartUploadStrategy) {
super(context, blobUtils, defaultLocation, locations);
this.sync = sync;
this.container2ResourceMd = container2ResourceMd;
@ -90,6 +93,7 @@ public class SwiftBlobStore extends BaseBlobStore {
this.object2BlobMd = object2BlobMd;
this.blob2ObjectGetOptions = blob2ObjectGetOptions;
this.fetchBlobMetadataProvider = checkNotNull(fetchBlobMetadataProvider, "fetchBlobMetadataProvider");
this.multipartUploadStrategy = multipartUploadStrategy;
}
/**
@ -207,7 +211,11 @@ public class SwiftBlobStore extends BaseBlobStore {
@Override
public String putBlob(String container, Blob blob, PutOptions options) {
// TODO implement options
return putBlob(container, blob);
if (options.isMultipart()) {
return multipartUploadStrategy.get().execute(container, blob, options);
} else {
return putBlob(container, blob);
}
}
/**

21
apis/swift/src/main/java/org/jclouds/openstack/swift/blobstore/strategy/MultipartUpload.java Normal file
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@ -0,0 +1,21 @@
package org.jclouds.openstack.swift.blobstore.strategy;
/*
@author Roman Bogorodskiy
*/
public interface MultipartUpload {
/* Maximum number of parts per upload */
public static final int MAX_NUMBER_OF_PARTS = 10000;
/* Maximum number of parts returned for a list parts request */
public static final int MAX_LIST_PARTS_RETURNED = 1000;
/* Maximum number of multipart uploads returned in a list multipart uploads request */
public static final int MAX_LIST_MPU_RETURNED = 1000;
/*
* part size 5 MB to 5 GB, last part can be < 5 MB
*/
public static final long MIN_PART_SIZE = 5242880L;
public static final long MAX_PART_SIZE = 5368709120L;
}

12
apis/swift/src/main/java/org/jclouds/openstack/swift/blobstore/strategy/internal/MultipartUploadStrategy.java Normal file
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@ -0,0 +1,12 @@
package org.jclouds.openstack.swift.blobstore.strategy.internal;
import com.google.inject.ImplementedBy;
import org.jclouds.blobstore.domain.Blob;
import org.jclouds.blobstore.options.PutOptions;
import org.jclouds.openstack.swift.blobstore.strategy.MultipartUpload;
@ImplementedBy(SequentialMultipartUploadStrategy.class)
public interface MultipartUploadStrategy extends MultipartUpload {
String execute(String container, Blob blob, PutOptions options);
}

46
apis/swift/src/main/java/org/jclouds/openstack/swift/blobstore/strategy/internal/SequentialMultipartUploadStrategy.java Normal file
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@ -0,0 +1,46 @@
package org.jclouds.openstack.swift.blobstore.strategy.internal;
import javax.annotation.Resource;
import javax.inject.Named;
import org.jclouds.blobstore.domain.Blob;
import org.jclouds.blobstore.options.PutOptions;
import org.jclouds.blobstore.reference.BlobStoreConstants;
import org.jclouds.io.Payload;
import org.jclouds.io.PayloadSlicer;
import org.jclouds.logging.Logger;
import org.jclouds.openstack.swift.blobstore.SwiftBlobStore;
import static com.google.common.base.Preconditions.checkNotNull;
public class SequentialMultipartUploadStrategy implements MultipartUploadStrategy {
@Resource
@Named(BlobStoreConstants.BLOBSTORE_LOGGER)
protected Logger logger = Logger.NULL;
protected final SwiftBlobStore ablobstore;
protected final PayloadSlicer slicer;
public SequentialMultipartUploadStrategy(SwiftBlobStore ablobstore, PayloadSlicer slicer) {
this.ablobstore = checkNotNull(ablobstore, "ablobstore");
this.slicer = checkNotNull(slicer, "slicer");
}
@Override
public String execute(String container, Blob blob, PutOptions options) {
String key = blob.getMetadata().getName();
Payload payload = blob.getPayload();
/*MultipartUploadSlicingAlgorithm algorithm = new MultipartUploadSlicingAlgorithm();
algorithm
.calculateChunkSize(checkNotNull(
payload.getContentMetadata().getContentLength(),
"contentLength required on all uploads to amazon s3; please invoke payload.getContentMetadata().setContentLength(length) first"));
int parts = algorithm.getParts();
long chunkSize = algorithm.getChunkSize();
if (parts > 0) {
} */
return "NOT IMPLEMENTED";
}
}

2
providers/hpcloud-objectstorage/src/main/java/org/jclouds/hpcloud/objectstorage/blobstore/HPCloudObjectStorageBlobStore.java
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@ -62,7 +62,7 @@ public class HPCloudObjectStorageBlobStore extends SwiftBlobStore {
Provider<FetchBlobMetadata> fetchBlobMetadataProvider, EnableCDNAndCache enableCDNAndCache) {
super(context, blobUtils, defaultLocation, locations, sync, container2ResourceMd, container2ContainerListOptions,
container2ResourceList, object2Blob, blob2Object, object2BlobMd, blob2ObjectGetOptions,
fetchBlobMetadataProvider);
fetchBlobMetadataProvider, null);
this.enableCDNAndCache = enableCDNAndCache;
}